Help & troubleshooting for channels on your Roku device, including adding/removing channels, logging in to, authenticating, or activating a channel, channel-specific playback issues, assistance contacting channel publishers to report issues, and adjusting channel-specific settings.
Different devices support different levels of compression. Does the picture look any worse on the Roku compared to the others? Roku does not just have a single version, but typically has many variations of files depending on the abilities of a device. Just because it's more compressed doesn't always mean it is worse.